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Boltline 3/4" Torque Marker

Release date: September 1, 2025. We will contact you for payment when available.

Boltline is a quick and easy torque marker for heavy-duty, industrial nuts and bolts. Designed for 3/4" nuts and bolts, Boltline produces perfectly straight and clear lines, nearly 3 times as fast as a traditional marker. Simply set and press. The transparent socket allows you to easily adjust the marking position. The ink is non-drying and erasable, as well as being highly safe and complying with chemical substance regulations in Europe and other countries around the world.. It includes a carabiner hole to connect the Boltline to your belt loop or tool bag. 

Video of Boltline in action